Accrued Expenses (Schedule Of Reconciliation Of Beginning And Ending Balances Of Accrued Expenses Associated With Asset Impairments And Costs Associated With Exit And Disposal Activities) (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Restructuring Cost and Reserve [Line Items]
Accrued Freight	$ 1,397	$ 1,389
Accrued Severance Liability	$ 1,894	$ 1,180